Finding the Fourth Proportional to 3,889.29, 5,805.72 and 3,600.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,889.29 : 5,805.72 = 3,600.23 : x
2. Step 2: Convert to fraction form
   3,889.29/5,805.72 = 3,600.23/x
3. Step 3: Cross multiply
   3,889.29x = 5,805.72 × 3,600.23
4. Step 4: Simplify right side
   3,889.29x = 20,901,898.29
5. Step 5: Solve for x
   x = 20,901,898.29/3,889.29
6. Step 6: Final answer
   x = 5,374.22